"The heads two movements" "pan and tilt" "are made to be used," "free" "with movements unlocked, with friction and counterbalance systems to help regulate the movement of the weight of the supported during movement . Model 501HDV: b> in this head lies a very useful innovation that is inspired by models of professional video head to the top of the range: a spring fixed controbilanciamneto (set for a typical weight instrumentation 2.5Kg) that helps ensure both smoother tilt movements and greater equipment safety even when tilt locks are inadvertently left off.

The on / off switch, easily accessible, can be switched off or re-enter the system controbilanciamneto according to different needs. Outside, the first thing you notice about this new model is the updated design: completely revised to improve significantly the ergonomics with locks and knobs from the outlet more safe and with better sensitivity to the fingers. 501HDV inherits from its predecessor the aspects that have made it successful: separate pan and tilt locks, system of gradual adjustment of friction, flat base (with female 3 / 8 ""), quick release plate and lever repositionable.